2001 Infiniti QX4 Images, 3500cc., Gasoline, Automatic For Sale 2001 INFINITI QX4 IMAGES - a1236774715b2532328 - The QX4 is noted as a luxury SUV powered by a standard 3.3-liter SOHC 12-valve V-6 with 168 hp paired with a 4-speed automatic transmission. It comes standard with it's unique 4 wheel drive system called Al